Full-stack Software Engineer (Flutter + Node.js)

Droids On Roids SA; Wrocław; On-site; PLN 180,000 - 240,000; Full time

Job summary

Droids On Roids SA is seeking a proactive Full-Stack Developer to own mobile projects. You’ll work with Flutter on the frontend and NodeJS/Express on the backend, leveraging Google Cloud or Firebase. Expect autonomy, collaboration in cross-functional teams, and delivering user‑focused digital products.

You’ll contribute to architecture, APIs, and cloud integrations while improving performance and accessibility across platforms. Join a team known for innovative mobile solutions.

Qualifications

• Fluent English and Polish communication abilities for client interaction and teamwork.
• Experience collaborating in cross-functional teams on mobile projects.

Responsibilities

• Build cross-platform mobile apps using Flutter with focus on performance and UX.
• Develop and maintain scalable back-end services including REST APIs.
• Collaborate with product, design, and engineering to deliver features.
• Contribute to system architecture and technical planning across frontend and backend.
• Ensure integration between mobile apps and cloud-based services.
• Improve performance, accessibility, and reliability across the stack.
• Participate in sprint planning, code reviews, and knowledge sharing.

Skills

Fluent English (B2/C1)

Polish (B2/C1)

Communication skills

Team collaboration

Tools

Flutter

NodeJS

Express

Typescript

Google Cloud

Firebase

Bitrise

Job description

Are you ready to take ownership of cutting-edge mobile projects?

We’re looking for a proactive, solutions-focused Full-Stack Developer with experience in Flutter and back-end development (NodeJS, Express, Typescript on Google Cloud/Firebase) to join our team. If you enjoy working with autonomy , collaborating on complex challenges, and contributing to meaningful, user-focused digital products, we’d love to hear from you!

About Droids On Roids

At the beginning of 2025, Droids On Roids joined forces with Apadmi , a European digital products company specialising in mobile. We create digital experiences that generate measurable value for organisations and their customers. Our group brings together Product, Design, Engineering, Data and AI, Delivery and Growth capabilities across operating companies.

As Apadmi scales, Product is becoming one coherent group capability: shared standards, careers, methods and investment, applied with meaningful authority close to clients and teams.
You might also know us as the organizers of Fluttered Meetup.

What you’ll be working on

As a Full-stack developer, you’ll play a key role in delivering high-quality mobile solutions across diverse industries, from finance and e-commerce to healthcare and navigation. You’ll collaborate closely in a cross-functional team to bring ideas to life and develop features the way you think is best.

Your responsibilities:

• Build cross-platform mobile apps using Flutter , with a focus on performance, accessibility, and user experience,
• Develop and maintain scalable and reliable back-end services , including RESTful APIs, serverless functions, and databases,
• Work collaboratively with product managers, designers, and fellow engineers to define and deliver thoughtful, user-centered features,
• Contribute to system architecture and technical planning across the front end and back end,
• Ensure seamless integration between mobile applications and cloud-based services,
• Continuously improve performance, accessibility, and reliability across the stack,
• Actively participate in sprint planning, peer reviews, and team-wide knowledge sharing.

What you’ll bring to the team

You’re not just a developer - you’re a creator, problem solver, and leader in your craft.

• Experience developing mobile apps with Flutter in a commercial or production environment ,
• Comfortable working with back-end languages and frameworks (e.g. NodeJS, Express, Typescript on Google Cloud/Firebase or similar),
• Familiar with designing and building REST APIs and using cloud platforms (Google Cloud or Firebase preferred)
• Understanding of mobile-first architecture and how to build scalable systems
• Exposure to modern development practices such as CI/CD, automated testing, and agile ways of working
• Great communication skills , also in direct communication with clients, and openness to give and receive feedback,
• Fluent command of written and spoken English and Polish (at least B2/C1 level).

What would additionally impress us:

• Active contribution to the Flutter community.

DevOps experience (know your way around Google Cloud Infrastructure and CI/CD for mobile apps (Bitrise))

Welcome aboard!